Nippon Oil Company

Showa Denko Kabushiki Kaisha

Hitachi, Ltd.

Mitsubishi Denki Kabushiki Kaisha

Bridgestone Corporation

Mitsubishi Rayon Company, Limited

Ishida Co. Limited

Sony Corporation

Nec Corporation

Seiko Epson Corporation

Ngk Insulators, Inc.

Toray Industries, Inc.

Showa Denko K.k.

Nippon Paper Industries Co., Ltd.

Nissei Asb Machine Co., Ltd.

Yukio Kobayashi

Makoto Sasaki

Katsuhiro Shimizu

Hitoshi Kondo

Shozo Tsuchiya

Masataka Takeuchi

Toshikazu Shishikura

Hiroshi Konuma

Hidenori Nakamura

Kazuyuki Ishida

Masatoshi Takesue

Yohei Kageyama

Kazumi Naito

Hirotsugu Mori

Alan J Heeger

Manabu Nakamura

Yoshio Iwasaki

Yutaka Kojima

Haruo Yoshida

Satoshi Kajiya

Masataka Kotani

Hiroyo Oshima

Toshiharu Iwasaki

Shoichi Nagai

Takashi Fujimaki

Masaaki Kira

Kinya Yamaguchi

Tatsuya Kobayashi

Kouichi Nagai

Toshio Tanaka

Masao Inoue

Hiroyuki Onishi

Koichi Nagai

Takashi Mizuochi

Toshiyuki Sakai

Hitoshi Sasaki

Hideaki Tani

Yoshihiro Kuroyama

Akio Owatari

Yoshikazu Tanaka

Takashi Ueshima

Shoichi Kobayashi

Masahiro Kawato

Mitsuru Suezawa

Tomohiro Toya

Manabu Yanou

Shoji Igota

Norimasa Ikeda

Junichi Iida

Tomonari Shinohara

Takaya Kubo

Masamoto Uenishi

Takashi Omori

Fumito Aosai

Katsuro Sasauchi

Hiroki Midorikawa

Masayuki Noda

Tsukasa Mizobuchi

Yoshitomo Urata

Tokihiko Masuzawa

Manabu Ohira

Mutsumi Kameyama

Nobuyoshi Tanaka

Mitsuo Mori

Yoshinori Kawai

Takashi Nakamoto

Daisaku Ishikawa

Hidekazu Tanaka

Takashi Maru

Hiroshi Kohno

Ken Matsudo

Masayuki Akamatsu

Masaaki Matsubara

Seiitiro Sakimoto

Hajime Tani

Shingo Abe

Toyohiko Takahashi

Yuuichi Katsuura

Yoshikazu Kikuta

Yoshiyuki Koizumi

Masanori Itou

Munenori Miyazaki

Yoshihiro Kojima

Chiyoko Matsuki, Legal Representative

Takashi Ohara

Masato Yamashita

Yoshio c/o Ishida Co Ltd Iwasaki

Takashi c/o Nabari Factory Nakamoto Packs Ohara

Kaichiro c/o Nabari Factory Nakamoto Matsuki

In order to provide a polyethylene sealant film having great strength and good heat sealability, despite being thin, a multilayer polyethylene sealant film is produced by a method including coextruding and stretching a sealant layer formed of a low density polyethylene resin or linear low density polyethylene resin and an orientation layer including a polyethylene resin having a melting point higher than the sealant layer, by an inflation method at a temperature higher than the melting point of the sealant layer and higher than the Vicat softening temperature, but lower than the melting point of the orientation layer.

Polyethylene sealant film having high strength and package using the same

A push-type information transmission device is provided with a determination unit that determines the number of clients at transmission destinations of push transmission information in each of a plurality of chronologically continuous periods on the basis of at least response delay distribution data which is a probability distribution indicating the ratio of responses to information to the time elapsed since transmission of the information, and allowable band data indicating the allowable amount of information transfer.

Push-type information transmission device, push-type information transmission method, and program

Provided is a paper container for foods capable of being fabricated by heat sealing which does not absorb flavors, such as limonene, and capable of storing a long period at ordinary temperature. The laminated material for paper containers is composed of paper substrate layer/adhesive for paper layer/first adhesive for barrier layer/barrier layer/second adhesive for barrier layer/heat-sealable PET resin layer, has an oxygen gas barrier ability of 2.0 ml/m&#xb7;D&#xb7;atm or less, and the heat-sealable PET resin layer is made having a crystal portion of less than 15%, non-crystal portion of 85% or more.

Laminated material for paper containers and paper containers using it

The present invention relates to a plastic film () formed by a co-extrusion method, and an infusion bag formed thereof. The plastic film () includes at least three layers having: a first layer () constituted by a polyamide obtained by a ring-opening polymerization of a lactam having 11 or more carbon atoms or by polycondensing of an &#x3c9;-amino acid having 11 or more carbon atoms, or a polyamide obtained by copolycondensing a dicarboxylic acid having 10 or more carbon atoms and a diamine having 6 or more carbon atoms; a second layer () containing a copolymer of an &#x3b1;-olefin and an anhydride monomer of an unsaturated carboxylic acid or an unsaturated dicarboxylic acid as the major component; and a sealing layer () containing a polyethylene as the major component.

Plastic film and infusion bag

A thermal insulating packaging film which includes: a base material; and an open-cell layer disposed on one face of the base material and made of polyolefin. The open-cell layer in the thermal insulating packaging film preferably has an average bore diameter of 150 &#x3bc;m to 500 &#x3bc;m.

Heat-insulating packaging film, packaging bag, and packaging bag having opening member

The present invention relates to a plastic film for medical containers having an oxygen absorbing function including at least 4 layers () and formed by a co-extrusion method, and an infusion bag formed thereof, in which the 4 layers include: a first layer () constituted by a polyamide obtained by a ring-opening polymerization of a lactam 11 or more carbon atoms or by polycondensing of an &#x3c9;-amino acid having 11 or more carbon atoms, or a polyamide obtained by copolycondensing a dicarboxylic acid having 10 or more carbon atoms and a diamine having 6 or more carbon atoms; a second layer () of a mixed composition that is adjacent to the first layer and contains an ethylene vinyl alcohol copolymer of an &#x3b1;-olefin and a monomer of an unsaturated carboxylic acid or an anhydride of an unsaturated dicarboxylic acid as the major component, and a transition metal salt and a polyene-based polymer having an unsaturated double bond as accessory components; a third layer () that is adjacent to the second layer and contains a copolymer of an &#x3b1;-olefin and an anhydride monomer of an unsaturated carboxylic acid or an unsaturated dicarboxylic acid as the major component; and a sealing layer containing a polyethylene as the major component.

Plastic film having oxygen absorbing function and infusion bag

In a combination including a pitcher-type water purifier and its purification cartridge, which can adsorb and eliminate chemical substances such as chlorine from raw water, eliminate bacteria, and prevent propagation of bacteria and provide safe purified water in a short period of time, even when the purified water has been stored for a long-period time, the pitcher type water purifier contains a casing divided into upper and lower parts as a raw water reservoir portion and a purified water reservoir portion, and has a purified water pouring opening in the purified water reservoir portion; and the purification cartridge has a raw water inlet in an upper face thereof and a purified water outlet in a bottom face, and adsorbent is filled in an upper layer of an interior thereof and hollow fiber membranes are filled in a lower layer thereof at an opening rate &#x3c3; of 25-58%.

Pitcher type water purifier and purification cartridge for the water purifier

The present invention provides a method of manufacturing high-melting-tension heat-resistant transparent or opaque sheets, boards, and molds from polyethylene terephthalate (PET). The method is characterized in that a mixture of:

Method of manufacturing heat-resistant mould articles made of polyethylene terephthalate polyesters

A method for producing a biodegradable bag and for packing a food, such as a snack food, which is required to have an oxygen barrier property and a water vapor barrier property. The biodegradable bag can be produced at a high speed by a bag making and packaging machine, which can be degraded by naturally occurring microorganisms in soil or water finally to a non-hazardous degradation product, which can be biorecycled, and which is not accumulated in nature. The biodegradable bag for packing a food comprises a laminated film obtainable by laminating in the following order: a sealant layer comprising a biodegradable polymer; a barrier layer having an oxygen barrier property and a water vapor barrier property; and a barrier layer-supporting substrate layer comprising a biodegradable polymer, the laminated film being heat-sealed in order for the sealant layer to be inside.

Biodegradable bags for packing foods available in high speed production

The optical transmission apparatus has a Mach-Zehnder optical modulator, a light source for applying an optical signal of a continuous light to the optical modulator, a driving circuit for inputting a driving signal into the optical modulator, a branching filter for taking out a part of an output optical signal, a photodiode for converting the taken-out output optical signal into an electric signal, a band pass filter for extracting a frequency component of a driving signal included in this electric signal, an error signal generator circuit for generating an error signal of a bias voltage that minimizes a value of the extracted frequency component, and a bias voltage control circuit for applying a bias voltage added with this error signal to the optical modulator.

Optical transmission apparatus and bias voltage control method for the optical modulator

This invention provides a method for aqueous multicolor gravure printing which can print at a high speed without color drift, which is formed of plural printing unit processes, each of which contains a printing process, a drying process and a cooling process, wherein the quantity of heat supplied in the drying process in each printing unit is removed in the cooling process to render the temperature of the printed web uniform before the next printing process, and an apparatus therefor.

Method for aqueous gravure printing and apparatus therefor

In the multi-value modulation apparatus, one optical intensity detecting unit detects optical intensity of a modulation optical signal generated by one optical modulation signal generating unit and output from the variable optical attenuator. The detected optical intensity is provided to the comparator. Another optical intensity detecting unit detects optical intensity of a modulation optical signal output from another optical modulation signal generating unit. The attenuator attenuates the optical intensity detected by the another optical intensity detecting unit, and provides it to the comparator. The output of the comparator is provided to the optical variable attenuator as a control signal. The variable optical attenuator controls optical intensity of the modulation optical signal based on the control signal.

Multi-value modulation apparatus

An optical repeater is provided between a first optical fiber transmission path and a second optical fiber transmission path having a zero-dispersion wavelength different from the first optical fiber transmission path. This optical repeater wave-converts a wavelength division multiplex signal input from the first optical fiber transmission path with respect to respective wavelengths thereof, and outputs the wave-converted signal to the second optical fiber transmission path.

Optical wavelength division multiplexing transmission suppressing four-wave mixing and SPM-GVD effects

The optical transmitter comprises a light source which inputs continuous optical signal and a driving circuit which inputs driving signal to an optical modulator of Mach-Zehnder type. A photo coupler separates a part of the output of the optical modulator. A photo diode converts this part into electric signal. A band-pass filter and a pre-amplifier extract a frequency component of the driving signal contained in the electric signal. A mixer conducts synchronous detection between the driving signal and the extracted frequency component. Finally, a bias voltage control circuit controls a bias voltage based on a result of the phase comparison.

Optical transmitter, and method of controlling bias voltage to the optical transmitter

The present invention provides a masterbatch method for producing a polyester resin and articles thereof; comprising reacting following materials uniformly at a temperature equal to or greater than the melting point of a polyester, the materials comprising: (1) 100 parts by weight of saturated straight-chain polyester A; (2) 1 to 10 parts by weight of binder masterbatch D comprising: a mixture containing a compound having two epoxy groups and a compound having an average number of epoxy groups of 2.1 or more; (3) 0.25 to 10 parts by weight of catalyst masterbatch G comprising: a metal carboxylate, whereby the melt viscosity of the polyester increases so that the melt flow rate (MFR) becomes 50 g/10 min or less, and the degree of swelling of the polyester increases to between 5% and 200%, thus resulting in a high-quality resin having excellent mechanical properties. The resin can be advantageously used for films, sheets, foamed materials, pipes, cushioning, heat insulators, packing materials, and so forth.

Masterbatch method for processing polyester resin and articles thereof

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Tokyo, Japan

Yukio Kobayashi